[Free game] Bloody Frontier : Evil Invasion - Intensive shooting game

Hey, guys. We are a small game dev team and just released our first game : Bloody Frontier : Evil Invasion on Google Play Store. We really appreciate if anyone could give out a try and write some reviews, critics are also appreciated so that we could do some improvements, thanks!

Storyline: The year of 2048, the whole universe is in chaos, cosmic storms, warp field, sun eclipse. Galactic cluster planets are captured by star evil aliens army! Damage! Destroy! Slaughter! Bloody river! All in ruins! Darkness overpowering! Now, the forces of evil are moving forward the last human star - Earth. My brave captain, go for Honor and Glory, please try your best to defend our last frontier and protect our mother planet. You will become a proud legend of the whole universe empire. Blood and Dawn are burning.